CA2322407A1 - Curved-beam pumping unit - Google Patents

Curved-beam pumping unit Download PDF

Info

Publication number
CA2322407A1
CA2322407A1 CA 2322407 CA2322407A CA2322407A1 CA 2322407 A1 CA2322407 A1 CA 2322407A1 CA 2322407 CA2322407 CA 2322407 CA 2322407 A CA2322407 A CA 2322407A CA 2322407 A1 CA2322407 A1 CA 2322407A1
Authority
CA
Canada
Prior art keywords
curved
pumping unit
beam pumping
support
speed reducer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CA 2322407
Other languages
French (fr)
Other versions
CA2322407C (en
Inventor
Dong Guo
Xueming Bai
Zizhong Zhang
Jinyang Su
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China National Petroleum Corp
Original Assignee
China National Petroleum Corporation
Dong Guo
Xueming Bai
Zizhong Zhang
Jinyang Su
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China National Petroleum Corporation, Dong Guo, Xueming Bai, Zizhong Zhang, Jinyang Su filed Critical China National Petroleum Corporation
Publication of CA2322407A1 publication Critical patent/CA2322407A1/en
Application granted granted Critical
Publication of CA2322407C publication Critical patent/CA2322407C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Reciprocating Pumps (AREA)
  • Motorcycle And Bicycle Frame (AREA)
  • Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
  • Vehicle Body Suspensions (AREA)

Abstract

A curved-beam pumping unit is provided, in which a support and a speed reducer are both affixed to a base, a beam seat is mounted on an upper end of the support, and a coupler assembly is connected at one end to a crossbeam fixed on a walking beam and connected at the other end to a crank which connecting the speed reducer with a crank balance, characterized in that the rear end of the walking beam is formed as curved shape and having a balance weight mounted on its tail part.
CA 2322407 1999-10-13 2000-10-05 Curved-beam pumping unit Expired - Lifetime CA2322407C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN 99248371 CN2391028Y (en) 1999-10-13 1999-10-13 Meander ridge pumping well
CN99248371.9 1999-10-13

Publications (2)

Publication Number Publication Date
CA2322407A1 true CA2322407A1 (en) 2001-04-13
CA2322407C CA2322407C (en) 2005-02-01

Family

ID=5322615

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2322407 Expired - Lifetime CA2322407C (en) 1999-10-13 2000-10-05 Curved-beam pumping unit

Country Status (3)

Country Link
CN (1) CN2391028Y (en)
CA (1) CA2322407C (en)
ID (1) ID27632A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012021506A1 (en) * 2010-08-09 2012-02-16 Lufkin Industries, Inc. Beam pumping unit for inclined wellhead
CN103115108A (en) * 2012-09-20 2013-05-22 钟新 Electric balancer of beam-pumping unit
CN104912521A (en) * 2015-04-15 2015-09-16 吕传庆 Novel pumping unit convenient to integrally seal
CN109339744A (en) * 2018-10-26 2019-02-15 中国石油化工股份有限公司 It is a kind of to automatically adjust balancing device and method without driving beam pumping unit
CN112412403A (en) * 2020-11-20 2021-02-26 沈岩 Automatic control method for intermittent pumping period amplitude swing operation of pumping unit by using disc motor

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106948796B (en) * 2017-03-20 2023-04-25 中国石油天然气股份有限公司 Intermittent pumping control device and method for pumping unit without stopping
US10760386B2 (en) 2018-04-27 2020-09-01 Weatherford Technology Holdings, Llc Slant well pumping unit

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012021506A1 (en) * 2010-08-09 2012-02-16 Lufkin Industries, Inc. Beam pumping unit for inclined wellhead
CN103115108A (en) * 2012-09-20 2013-05-22 钟新 Electric balancer of beam-pumping unit
CN104912521A (en) * 2015-04-15 2015-09-16 吕传庆 Novel pumping unit convenient to integrally seal
CN109339744A (en) * 2018-10-26 2019-02-15 中国石油化工股份有限公司 It is a kind of to automatically adjust balancing device and method without driving beam pumping unit
CN109339744B (en) * 2018-10-26 2023-08-15 中国石油化工股份有限公司 Automatic balance adjusting device and method for non-driving beam pumping unit
CN112412403A (en) * 2020-11-20 2021-02-26 沈岩 Automatic control method for intermittent pumping period amplitude swing operation of pumping unit by using disc motor
CN112412403B (en) * 2020-11-20 2022-06-03 沈岩 Automatic control method for intermittent pumping period amplitude swing operation of pumping unit by using disc motor

Also Published As

Publication number Publication date
CN2391028Y (en) 2000-08-09
ID27632A (en) 2001-04-19
CA2322407C (en) 2005-02-01

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Legal Events

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MKEX Expiry

Effective date: 20201005